—What is the Group G8?

—Oh, it is a group ________ the eight of the richest countries or areas of the

world.

A．consisting of

B．consists of

C．consisted of

D．is consisted of

患者，女，28岁。尿频、尿急、尿痛3天，现小便频数，灼热刺痛，色黄赤，小腹拘急胀痛，腰痛拒按，恶寒发热，口苦，大便秘结，舌质红，苔薄黄腻，脉滑数。治疗应首选的方剂是（）

A.龙胆泻肝汤

B.八正散

C.石韦散

D.导赤散

E.小蓟饮子